[INFO] fetching crate rddl 0.1.1...
[INFO] checking rddl-0.1.1 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate rddl 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rddl 0.1.1 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rddl 0.1.1
[INFO] finished tweaking crates.io crate rddl 0.1.1
[INFO] tweaked toml for crates.io crate rddl 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f25878b76398b940fa877f49c2c5dc25dffd7e39e4a1d9165faa6b1ee9e5f373
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f25878b76398b940fa877f49c2c5dc25dffd7e39e4a1d9165faa6b1ee9e5f373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f25878b76398b940fa877f49c2c5dc25dffd7e39e4a1d9165faa6b1ee9e5f373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25878b76398b940fa877f49c2c5dc25dffd7e39e4a1d9165faa6b1ee9e5f373", kill_on_drop: false }`
[INFO] [stdout] f25878b76398b940fa877f49c2c5dc25dffd7e39e4a1d9165faa6b1ee9e5f373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5591a8e7139be2b690b5408527ce0766bdd0af038e87fd939251d0fce345cda1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5591a8e7139be2b690b5408527ce0766bdd0af038e87fd939251d0fce345cda1", kill_on_drop: false }`
[INFO] [stderr]     Checking pom v1.1.0
[INFO] [stderr]     Checking rddl v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/parser.rs:144:2
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     ( seq(b"true").map(|_| PrimitiveValue::Bool(true))
[INFO] [stdout] 145 | |     | seq(b"false").map(|_| PrimitiveValue::Bool(false))
[INFO] [stdout] 146 | |     | parse_u64().map(|num|PrimitiveValue::U64(num))
[INFO] [stdout] 147 | |     | parse_i64().map(|num|PrimitiveValue::I64(num))
[INFO] [stdout] ...   |
[INFO] [stdout] 151 | |     | primitive_type().map(|name| PrimitiveValue::Type(name))
[INFO] [stdout] 152 | |     )
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 144 ~     seq(b"true").map(|_| PrimitiveValue::Bool(true))
[INFO] [stdout] 145 ~     | seq(b"false").map(|_| PrimitiveValue::Bool(false))
[INFO] [stdout] 146 ~     | parse_u64().map(|num|PrimitiveValue::U64(num))
[INFO] [stdout] 147 ~     | parse_i64().map(|num|PrimitiveValue::I64(num))
[INFO] [stdout] 148 ~     | parse_f64().map(|num|PrimitiveValue::F64(num))
[INFO] [stdout] 149 ~     | string().map(|text| PrimitiveValue::Str(text))
[INFO] [stdout]   ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/parser.rs:144:2
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     ( seq(b"true").map(|_| PrimitiveValue::Bool(true))
[INFO] [stdout] 145 | |     | seq(b"false").map(|_| PrimitiveValue::Bool(false))
[INFO] [stdout] 146 | |     | parse_u64().map(|num|PrimitiveValue::U64(num))
[INFO] [stdout] 147 | |     | parse_i64().map(|num|PrimitiveValue::I64(num))
[INFO] [stdout] ...   |
[INFO] [stdout] 151 | |     | primitive_type().map(|name| PrimitiveValue::Type(name))
[INFO] [stdout] 152 | |     )
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 144 ~     seq(b"true").map(|_| PrimitiveValue::Bool(true))
[INFO] [stdout] 145 ~     | seq(b"false").map(|_| PrimitiveValue::Bool(false))
[INFO] [stdout] 146 ~     | parse_u64().map(|num|PrimitiveValue::U64(num))
[INFO] [stdout] 147 ~     | parse_i64().map(|num|PrimitiveValue::I64(num))
[INFO] [stdout] 148 ~     | parse_f64().map(|num|PrimitiveValue::F64(num))
[INFO] [stdout] 149 ~     | string().map(|text| PrimitiveValue::Str(text))
[INFO] [stdout]   ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "5591a8e7139be2b690b5408527ce0766bdd0af038e87fd939251d0fce345cda1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5591a8e7139be2b690b5408527ce0766bdd0af038e87fd939251d0fce345cda1", kill_on_drop: false }`
[INFO] [stdout] 5591a8e7139be2b690b5408527ce0766bdd0af038e87fd939251d0fce345cda1